j1939cat: do_send(): fix errno check

"errno" hold the positive error value. Link: linux-can#448 Fixes: cc155d2 ("j1939cat: make use of new RX UAPI") Fixes: 19d41be ("jcat: allow to re-send rest of the buffer if we was interrupted") Signed-off-by: Marc Kleine-Budde <[email protected]>
marckleinebudde · Aug 28, 2023 · 87e6af1 · 87e6af1
1 parent 87a6788
commit 87e6af1
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/j1939cat.c b/j1939cat.c
@@ -369,7 +369,7 @@ static int j1939cat_send_loop(struct j1939cat_priv *priv, int out_fd, char *buf,
 
 			ret = poll(&fds, 1, priv->polltimeout);
 			if (ret == -1) {
-				if (errno == -EINTR)
+				if (errno == EINTR)
 					continue;
 				else
 					return -errno;
@@ -575,7 +575,7 @@ static int j1939cat_recv(struct j1939cat_priv *priv)
 
 			ret = poll(&fds, 1, priv->polltimeout);
 			if (ret == -1) {
-				if (errno == -EINTR)
+				if (errno == EINTR)
 					continue;
 				else
 					return -errno;